<div class="row">
  <div class="col-lg-12 col-md-12 col-sm-12 col-xs-12">
    <h2>主机</h2>

    <app-host-list (addHost)="openModal()"></app-host-list>
    <app-host-create (create)="createHost($event)"></app-host-create>
  </div>
</div>
